feat: Add Northwest Vis Day page.

Author: jheer

src/routes/vis-day/+page.svelte

@@ -0,0 +1,10 @@
+<script lang="ts">
+  import Markdown from '$lib/markdown.svelte';
+  import content from './vis-day.md?raw';
+</script>
+
+<svelte:head>
+  <title>Northwest Visualization Day</title>
+</svelte:head>
+
+<Markdown {content} />

src/routes/vis-day/vis-day.md

@@ -0,0 +1,37 @@
+## Northwest Visualization Day
+
+The first-ever **Northwest Visualization Day** will be on **Friday May 9, 2025** at the University of Washington in Seattle.
+This event is intended to bring together visualization researchers and practitioners across academia, industry, and government in the Pacific Northwest region.
+The event is an opportunity to discuss the state-of-the-art in visualization, share projects, and build local community.
+
+## Registration
+
+Registration is required. To RSVP, please submit the
+<span style="padding: 2px 4px; border: 1px solid purple;"><strong>
+  <a href="https://forms.gle/yP6Bw1oP5wfDxpZ18">Northwest Visualization Day RSVP Form</a>
+</strong></span>
+
+We plan to include everyone who submits the registration form.
+However, in the unlikely event that we receive more sign-ups than we can accommodate, we may have to limit the number of attendees.
+We will contact registrants well in advance should this become necessary.
+
+We will share further updates, event details, and schedule information with registered participants as the date nears.
+
+## Organizers
+
+Questions? Please contact the event organizers at **[email protected]**.
+
+Leilani Battle, Maureen Stone, Jeffrey Heer &ndash; _University of Washington_<br/>
+Tamara Munzner &ndash; _University of British Columbia_
+
+## Venue
+
+Northwest Visualization Day will take place at the [**Bill and Melinda Gates Center**](https://www.cs.washington.edu/visitors/getting_here) on the University of Washington Seattle campus.
+We would like to thank the [**Paul G. Allen School of Computer Science & Engineering**](https://www.cs.washington.edu/) for hosting the event!
+
+<a href="https://www.cs.washington.edu/visitors/getting_here">
+<img style="max-width: 500px;"
+  alt="Bill and Melinda Gates Center for Computer Science & Engineering"
+  src="https://seclab.cs.washington.edu/wp-content/uploads/2019/03/GatesCenter.jpg"
+/>
+</a>